Mathematics, 12.02.2020 22:05 kk042563

Find the exact value by using a half-angle identity. cosine of pi divided by twelve
one half times the square root of quantity one plus square root of three

one half times the square root of quantity one minus square root of three

one half times the square root of quantity two plus square root of three

one half times the square root of quantity two minus square root of three

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 14:30, Pumpkinputters

What is the inverse of the function f(x)=4x+8

Answers: 1

continue

Mathematics, 21.06.2019 19:00, Katy3613

Aplot of land has been surveyed for a new housing development with borders ab, bc, dc, and da. the plot of land is a right trapezoid with a height of 60 feet and an opposite leg length of 65 feet

Answers: 1

continue

Mathematics, 21.06.2019 20:00, jortizven0001

Seymour is twice as old as cassandra. if 16 is added to cassandra’s age and 16 is subtracted from seymour’s age, their ages become equal. what are their present ages? show !

Answers: 1

continue

Mathematics, 22.06.2019 00:50, latraviacox12

Adolphin is swimming with her friend. the dolphin jumps to a height of 4.54.54, point, 5 meters above the surface of the water as her friend swims 9.89.89, point, 8 meters directly below her. what is the position of the dolphin's friend relative to the surface of the water? meters

Answers: 2

continue

You know the right answer?

Find the exact value by using a half-angle identity. cosine of pi divided by twelve
one half...